From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B03DAFF6E92 for ; Tue, 17 Mar 2026 22:39:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1BFF410E434; Tue, 17 Mar 2026 22:39:19 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="CMwQC2+n"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2F48C10E434 for ; Tue, 17 Mar 2026 22:39:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773787155; x=1805323155; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=3XB979jQFmH2spdwgrhT14CsGWZ18TTBG3hegbk//tY=; b=CMwQC2+n65AVAvw72tk8i4RCsOfLPsgp9drAzRgRztn2PJbiK03qBlJ1 ePT/XroYHnZAPyjtMFXVpiMuN20HnG4CkF4f9zYEUMpg5YXYYT59ue1wP iCYkhwrdAO9i32yGokAVJcQKvNVR9ZuoOPnM/zYtwdNeEcRDu6kovywwP JR65g+USbL+U4bpPUR6jovv2K/2FyAfK6QTEl3SkoHxZrV47m/1jmxAyw o611MQgDZ1ZNCucC/x+NGtC5HQm/4NAb9iTcjudXNYq2VV6WHrf8zh9Cq v/eyTEpKtf13Pe7TB0RYzckNX55Qj2faRWej5r2Vm7mFx8DXid9ZLmty9 w==; X-CSE-ConnectionGUID: +Mv1qEVtRLCvb/sT/OMDvw== X-CSE-MsgGUID: VA9a2FQKSrWgLe3My1aMzg== X-IronPort-AV: E=McAfee;i="6800,10657,11732"; a="100296595" X-IronPort-AV: E=Sophos;i="6.23,126,1770624000"; d="scan'208";a="100296595" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Mar 2026 15:39:14 -0700 X-CSE-ConnectionGUID: VcCIbEnMSgK2CvSKZZESVw== X-CSE-MsgGUID: HaErclUrTAyDm9PzZxcPiw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,126,1770624000"; d="scan'208";a="218495815" Received: from orsosgc001.jf.intel.com ([10.88.27.185]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Mar 2026 15:39:14 -0700 From: Ashutosh Dixit To: igt-dev@lists.freedesktop.org Cc: Umesh Nerlige Ramappa Subject: [PATCH i-g-t] tests/intel/xe_oa: Extend enable-disable to read after disabling stream Date: Tue, 17 Mar 2026 15:39:10 -0700 Message-ID: <20260317223910.3539034-1-ashutosh.dixit@intel.com> X-Mailer: git-send-email 2.48.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" Extend enable-disable subtest to validate the new feature of reading after disabling OA stream. Signed-off-by: Ashutosh Dixit --- tests/intel/xe_oa.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/tests/intel/xe_oa.c b/tests/intel/xe_oa.c index 387f29535e..6a602a014c 100644 --- a/tests/intel/xe_oa.c +++ b/tests/intel/xe_oa.c @@ -2774,6 +2774,31 @@ test_enable_disable(const struct drm_xe_oa_unit *oau) get_stream_status(stream_fd); igt_assert_eq(ret, sizeof(buf)); + /* + * Wait again for number of reports specified in + * DRM_XE_OA_PROPERTY_WAIT_NUM_REPORTS + */ + pollfd.fd = stream_fd; + pollfd.events = POLLIN; + poll(&pollfd, 1, -1); + igt_assert(pollfd.revents & POLLIN); + + do_ioctl(stream_fd, DRM_XE_OBSERVATION_IOCTL_DISABLE, 0); + + /* Ensure num_reports can be read even with disabled stream */ + while ((ret = read(stream_fd, buf, sizeof(buf))) < 0 && errno == EINTR) + ; + get_stream_status(stream_fd); + igt_assert_eq(ret, sizeof(buf)); + + /* In non-blocking mode read till we see a -EAGAIN, signifying all available data is read */ + set_fd_flags(stream_fd, O_CLOEXEC | O_NONBLOCK); + while ((ret = read(stream_fd, buf, sizeof(buf))) > 0 || + (ret == -1 && (errno == EINTR || errno == EIO))) + ; + igt_assert_eq(ret, -1); + igt_assert_eq(errno, EAGAIN); + __perf_close(stream_fd); } -- 2.48.1